Hill, Roy Wells. Organisational buying behaviour : the key to more effective selling to industrial markets / Roy W. Hill and Terry J. Hillier. - London : Macmillan, 1977 - xii, 212 p. : ill. ; 23 cm. Bibliography: p. 186-208. Includes index. Open access. ISBN: 0333215109 LCCN: 77368721 Subjects--Topical Terms: Purchasing.Marketing.